4262161 has 2 divisors, whose sum is σ = 4262162. Its totient is φ = 4262160.

The previous prime is 4262149. The next prime is 4262171. The reversal of 4262161 is 1612624.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3779136 + 483025 = 1944^2 + 695^2 .

It is a cyclic number.

It is not a de Polignac number, because 4262161 - 2⁷ = 4262033 is a prime.

It is a Chen prime.

It is the 2065-th Hogben number.

It is not a weakly prime, because it can be changed into another prime (4262171) by changing a digit.

It is a nontrivial repunit in base 2064.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2131080 + 2131081.

It is an arithmetic number, because the mean of its divisors is an integer number (2131081).

Almost surely, 2^4262161 is an apocalyptic number.

It is an amenable number.

4262161 is a deficient number, since it is larger than the sum of its proper divisors (1).

4262161 is an equidigital number, since it uses as much as digits as its factorization.

4262161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 576, while the sum is 22.

The square root of 4262161 is about 2064.5001816420. The cubic root of 4262161 is about 162.1349406592.

Adding to 4262161 its reverse (1612624), we get a palindrome (5874785).

The spelling of 4262161 in words is "four million, two hundred sixty-two thousand, one hundred sixty-one".